AGRI TRONIX Brecknell SBI-521 Series, Руководство по обслуживанию

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8 SBI521 Service Manual
Figure 1.2 Main Board
1.4.1 Weigh Platform or Loadcell Connections
Connect the loadcell cable to the loadcell connector on the main board. Connection
assignments for the loadcell connector are shown in
Figure 1.3 . Refer to Table 1.2 on
page 9 for loadcell jumper configuration.
Figure 1.3 Loadcell Connector
Table 1.1 Loadcell Connections
Board
Designaltion
Description Pin Electrical Level
E+ + excitation 1
5
±
0.3 VDC ( ≤ 0.12A)
SE+ + sense 2
5
±
0.3 VDC
E- - excitation 3 0 VDC
SE- - sense 4 ≤ 0.5 VDC
S+ + signal 5
2.5
±
0.3 VDC
S- - signal 6
2.5
±
0.3 VDC
SFG ground/shield 7 N/A
1
7
E+
SE+
E-
SE-
S+
S-
SFG